238 lines
7.1 KiB
JavaScript
238 lines
7.1 KiB
JavaScript
import {
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defineStore
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} from 'pinia';
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import {
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getBaseUrl
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} from "../API/api";
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import jpPrinter from '../components/gprint/esc';
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const backgroundAudioManager = uni.getBackgroundAudioManager();
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export const websocketStore = defineStore('websocket', {
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state: () => {
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return {
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isWebSocketConnected: false,
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message: [],
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orderId: '',
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isPrinting: false,
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requestQueue: new Array(),
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isAlreadyPrinting: false
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}
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},
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actions: {
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async senBlData(deviceId, serviceId, characteristicId, uint8Array) {
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let uint8Buf = Array.from(uint8Array);
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function split_array(datas, size) {
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let result = {};
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let j = 0
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for (let i = 0; i < datas.length; i += size) {
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result[j] = datas.slice(i, i + size)
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j++
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}
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return result
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}
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let sendloop = split_array(uint8Buf, 20);
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// console.log(sendloop.length)
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async function realWriteData(sendloop, i,retryCount = 3) {
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if (retryCount === 0) {
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console.error('打印失败');
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return;
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}
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let data = sendloop[i]
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if (typeof(data) == "undefined") {
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return
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}
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let buffer = new ArrayBuffer(data.length)
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let dataView = new DataView(buffer)
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for (let j = 0; j < data.length; j++) {
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dataView.setUint8(j, data[j]);
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}
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uni.writeBLECharacteristicValue({
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deviceId,
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serviceId,
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characteristicId,
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value: buffer,
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success: res => {
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realWriteData(sendloop, i + 1,);
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},
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fail:err=>{
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console.error(err);
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realWriteData(sendloop, i, retryCount - 1); // 递减重试次数并重试
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}
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})
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}
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let i = 0;
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realWriteData(sendloop, i);
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},
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async onPrint(data) {
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console.log(data);
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this.message = data
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let command = jpPrinter.createNew()
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let deviceId = uni.getStorageSync('deviceId')
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let serviceId = uni.getStorageSync('serviceId')
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let characteristicId = uni.getStorageSync('characteristicId')
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command.init(); //初始化打印机
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command.setSelectJustification(1); //居中
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command.setCharacterSize(17); //设置倍高倍宽
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command.setText("结账单");
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command.setPrint(); //打印并换行
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command.setPrint();
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command.setCharacterSize(14); //设置倍高倍宽
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command.setText(`HD${data[0].pickupCode}`);
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command.setPrint(); //打印并换行
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command.setPrint();
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command.setCharacterSize(0); //设置正常大小
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command.setSelectJustification(0);
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command.setText("菜品信息：");
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command.setPrint();
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command.setText("--------------------------------");
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command.setPrint();
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command.setText('名称')
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command.setAbsolutePrintPosition(112);
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command.setText('数量');
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command.setAbsolutePrintPosition(224);
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command.setText('价格');
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command.setAbsolutePrintPosition(336);
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command.setText('规格');
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command.setPrint();
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command.setPrint();
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data[0].orderDetailsVOList.map(item => {
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command.setText(item.dishesVO.dishesName)
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command.setAbsolutePrintPosition(112);
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command.setText('x' + item.quantity);
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command.setAbsolutePrintPosition(224);
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command.setText(item.price);
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command.setAbsolutePrintPosition(336);
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command.setText(item.dishesVO.isSpecification === 1 ? item.attributeNames : '暂无');
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command.setPrint();
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})
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command.init(); //初始化打印机
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if (data[0].pickupMethod === 1) {
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command.setText("--------------------------------");
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command.setPrint();
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command.setText('打包费：')
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command.setAbsolutePrintPosition(224);
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command.setText((data[0].orderDetailsVOList.reduce((a, c) => a + c.dishesVO.packPrice, 0))
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.toFixed(2))
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command.setPrint();
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command.setText("--------------------------------");
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command.setPrint();
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command.setText('合计：')
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command.setAbsolutePrintPosition(112);
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command.setText('x' + data[0].orderDetailsVOList.reduce((a, c) => a + c.quantity, 0));
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command.setAbsolutePrintPosition(224);
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command.setText((data[0].orderDetailsVOList.reduce((a, c) => a + c.subtotal, 0) + data[0]
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.orderDetailsVOList.reduce((a, c) => a + c.dishesVO.packPrice, 0)).toFixed(2));
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command.setPrint();
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command.setPrint();
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} else {
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command.setText("--------------------------------");
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command.setPrint();
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command.setText('合计：')
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command.setAbsolutePrintPosition(112);
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command.setText('x' + data[0].orderDetailsVOList.reduce((a, c) => a + c.quantity, 0));
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command.setAbsolutePrintPosition(224);
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command.setText((data[0].orderDetailsVOList.reduce((a, c) => a + c.subtotal, 0)).toFixed(
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2));
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command.setPrint();
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command.setPrint();
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}
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command.setPrint();
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command.setPrint();
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command.setSelectJustification(0); //设置居左
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if(data[0].pickupTime!=null){
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command.setText("取餐时间：" + data[0].pickupTime);
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}
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command.setPrint(); //打印并换行
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command.setPrint();
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command.setSelectJustification(0); //设置居左
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command.setText("订单号：" + data[0].id);
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command.setPrint(); //打印并换行
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command.setPrint();
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command.setSelectJustification(0); //设置居左
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command.setText(`下单时间：${data[0].createTime.slice(0, 16).replace('T', '~')}`);
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command.setPrint(); //打印并换行
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command.setPrint();
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command.setSelectJustification(0); //设置居左
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command.setText(`支付时间：${data[0].updateTime.slice(0, 16).replace('T', '~')}`);
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command.setPrint();
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command.setPrint();
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command.setSelectJustification(0); //设置居左
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command.setText(`整单备注：${data[0].notes}`);
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command.setPrint();
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command.setPrint();
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command.setPrint();
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command.setPrint();
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this.orderId = ''; // 假设orderId用于标识当前处理的订单，用以区分不同打印任务
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this.isPrinting = false; // 确保标志位复位
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setTimeout(async () => {
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await this.senBlData(deviceId, serviceId, characteristicId, command.getData())
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}, 4000)
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backgroundAudioManager.src = 'http://110.42.248.235:866/images/static/yuyin.mp3'
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backgroundAudioManager.play()
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},
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async getMyOrders(data) {
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if (!this.requestQueue.some(req => req === data)) { // 假设data对象有id属性
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this.requestQueue.push(data);
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if (!this.isPrinting) {
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await this.processQueue();
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}
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} else {
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console.warn('订单已存在');
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}
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},
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async processQueue() {
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while (this.requestQueue.length > 0) {
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this.isPrinting = true;
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const data = this.requestQueue.shift()
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console.log(data)
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try {
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const res = await uni.request({
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url: getBaseUrl() + '/orders/my/page',
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method: 'POST',
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data: {
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id: data
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},
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header: {
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'cookie': uni.getStorageSync('cookie')
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},
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});
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console.log(res)
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if (res.data.code === 1) {
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this.message = res.data.data.records;
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await this.onPrint(res.data.data.records);
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} else {
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console.error('请求失败，状态码:', res.data.code);
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}
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} catch (error) {
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console.error('获取订单时发生错误:', error);
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} finally {
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this.isPrinting = false;
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// 处理完当前请求后，检查队列是否还有剩余请求
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if (this.requestQueue.length > 0) {
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// 继续处理队列
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await this.processQueue();
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}
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}
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}
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},
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}
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}) |